Identifies a closed user group (CUG) or bilateral closed user group
 (BCUG) or specifies all known groups.

1  –  DTE dte-address

 Identifies the local DTE associated with the group name.  This
 parameter is mandatory when creating a group.

2  –  ALL

 Copies the group parameters from the permanent data base into the
 volatile data base.  (Used only with the SET MODULE X25-PROTOCOL
 command.)

3  –  NUMBER group-number

 Specifies the CUG or BCUG number. Specify a two-digit number for a
 CUG and a four-digit number for a BCUG.  You can omit leading zeroes.
 This parameter is mandatory when creating a group.

4  –  TYPE BILATERAL

 Specifies the user group as a BCUG. Omit this parameter if the user
 group is a CUG.